Title:
GAS JOINT FOR FLASHBACK PREVENTION
Document Type and Number:
Japanese Patent JP2022055856
Kind Code:
A
Abstract:
To provide a gas joint for flashback prevention having a function for preventing expansion of fire spread, even if conduit means for oxygen supply is ignited.SOLUTION: A gas joint for flashback prevention includes a joint body having a gas passage inside, a valving element movable in the joint body, and two compression springs for holding the valving element on a position where gas flow is possible in the compressed state from both direction to the gas flow. One end of the compression spring is fixed on a gas passage inlet part of the joint body, and a seal surface for blocking gas flow is provided on a gas passage inner surface.SELECTED DRAWING: Figure 1
Inventors:
FUJIMOTO KATSUSHI
Application Number:
JP2020163527A
Publication Date:
April 08, 2022
Filing Date:
September 29, 2020
Export Citation:
Assignee:
TEIJIN PHARMA LTD
International Classes:
A61M16/08; F16L29/00; F16L37/28
Attorney, Agent or Firm:
Taro Tameyama
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